Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a first embodiment of a display screen or portion thereof with graphical user interface showing my design; and,

FIG. 2 is a second embodiment thereof.

The broken lines shown in FIGS. 1 and 2 represent portions of the display screen or portion thereof with graphical user interface that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 